do not drink alcohol in excess with cialis. side effects may include headache, upset stomach, delayed backache or muscle ache. to avoid long-term injury, seek immediate medical help for an erection lasting more than four hours. if you have any sudden decrease or loss in hearing or vision, or if you have any allergic reactions such as rash, hives, swelling of the lips, tongue or throat, or difficulty breathing or swallowing, stop taking cialis and get medical help right away. ask your doctor about cialis for daily use and a 30-tablet free trial. now we need a little bit more... [ male announcer ] at humana, we understand the value of quality time and personal attention. which is why we are proud to partner with health care professionals who understand the difference that quality time with our members can make... that's a very nice cake! ohh! [ giggles ] [ male announcer ] humana thanks the physicians, nurses, hospitals, pharmacists and other health professionals who helped us achieve the highest average star rating among nationa